Region
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Atlantic Coast
2
Atlee Region
1
Attu Island
1
Austin
1
Australia
9
Autauga County
1
Azad Kashmir
1
Balkan Peninsula
1
Baltic Sea
1
Bamako
1
Bangladesh
1
Barre
1
Barton Springs/Edwards Aquifer Conservation District
2
Bay Saint Louis Region
1
Bear Creek Watershed (Colusa County)
1
Bear Creek Watershed (Colusa County, Calif.)
1
Beaver Creek Watershed
1
Beaver Lake
1
Beaver Lake (Ark.)
1
Beijing
1
Belvidere
1
Bemidji
1
Benton Lake National Wildlife Refuge
2
Benton Lake National Wildlife Refuge (Mont.)
1
Berkeley County
2
Bexar County
1
Big Blue River Watershed
2
Big Blue River Watershed (Neb. and Kan.)
2
Big Island
2
Bingham County
1
Biscayne Bay
1
Blackfoot River
1
Blackfoot River Watershed
1
Block Island (Island)
1
Bolinas Lagoon
1
Bombay Metropolitan Area
1
Boston
3
Boston Metropolitan Area
1
Boundary Waters Canoe Area (Minn.)
1
Brazil
3
British Columbia
2
Brookhaven
1
Broward County
1
Brown's Park
1
Bucks County
2
Budapest
1
Burkina Faso
1
Burnside
1
Butler County
1
Byram (Township)
1
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